DescriptionOne of the Department’s greatest roadbuilding, feats was construction of the Detroit Industrial and Willow Run expressways.jpg
English: One of the Department’s greatest roadbuilding, feats was construction of the Detroit Industrial and Willow Run expressways in only 11 months in 1941–42. The 14-mile-long highway carried defense workers to and from work at a bomber plant near Ypsilanti.
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